The software package jMRUI with Java-based Graphical
User Interface enables user-friendly time-domain analysis of Magnetic Resonance
Spectroscopy (MRS) and Spectroscopic Imaging (MRSI), and HRMAS-NMR signals. In
addition, it offers a quantum-mechanical signal simulator NMR-SCOPE. The
version 3.x has been distributed in 1200 research groups or hospitals
world-wide. The new version 4.x is a plug-in platform enabling the users to add
their own algorithms. Moreover, it offers new functionalities compared to the
versions 3.x.